<template>
  <div class="app">
    <h3>{{ welcomeStr }}</h3>
    <Person v-if="isShow"/>
  </div>
</template>

<script lang="ts" setup name="App">
import Person from './components/person.vue'
import {ref} from 'vue'
let isShow = ref(true)
let welcomeStr = 'hello 吊毛'
</script>

<style scoped></style>